Bildarchiv Foto Marburg is Germany's documentation center for art history. Its mission is to collect, index and make available photographs related to European art and architecture, as well as to conduct research on the history, practice and theory of how visual cultural assets are passed on, especially the accompanying transformation process as it relates to the media, the conditions of storing knowledge in visual form, and the significance to society of remembering visual culture. The inventory of Bildarchiv Foto Marburg, the greater part of which is digitally processed, and the inventories of further cultural organizations can be viewed on the internet from the image database: Image Index of Art and Architecture: http://www.bildindex.de/#|home